Remove unsightly stains from carpet with Boardwalk Industrial Strength Carpet Spotter. The water-based stain remover that easily removes tough spots that have soaked into carpet, laundry, and upholstery. Effective against unsightly pet stains and odors, as well as a wide variety of water and oil-based stains. Ready-to-use in a convenient squeeze bottle that allows you to directly treat trouble spots. - Odorless stain remover. - Removes Iodine and betadine stains. - Effective at removing pet stains.